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A stainless steel replacement piston for the larger '84 on Mini caliper. Manufactured by Mini Sport and designed to eliminate the problem of caliper pistons sticking and damaging seals because of corrosion.
Sold singly 2 are required per caliper. New caliper pistons should always be fitted with new seals. See GRK5008 for the piston seals and 17H7679 for the caliper bridge seal.
We also have stainless pistons available for the earlier Mini Cooper S 7.5" disc type caliper, 3277-535S.
Buy top quality Classic Mini spares and parts from Mini Sport, the worlds premier online Mini Store!